1151656643460 has 24 divisors (see below), whose sum is σ = 3224638601856. Its totient is φ = 307108438240.

The previous prime is 1151656643453. The next prime is 1151656643491. The reversal of 1151656643460 is 643466561511.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9597138636 + ... + 9597138755.

It is an arithmetic number, because the mean of its divisors is an integer number (134359941744).

Almost surely, 2^{1151656643460} is an apocalyptic number.

1151656643460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1151656643460 is an abundant number, since it is smaller than the sum of its proper divisors (2072981958396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1151656643460 is a wasteful number, since it uses less digits than its factorization.

1151656643460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19194277403 (or 19194277401 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 48.

The spelling of 1151656643460 in words is "one trillion, one hundred fifty-one billion, six hundred fifty-six million, six hundred forty-three thousand, four hundred sixty".